Neuroanatomy · Nervous System · Easy
Subarachnoid
Meaning: Describing the fluid-filled space between the middle and innermost membranes covering the brain and cord.
In practice: A sudden thunderclap headache raised concern for a subarachnoid haemorrhage in the emergency department.
Word parts
- sub- means under
Many medical words are built from Greek and Latin parts like these, so learning a few helps you work out new terms.
Quick check
Two questions on related neuroanatomy words.
Which word means: Describing the grey matter around the midbrain's fluid channel, a key centre for descending pain control.
Answer: Periaqueductal
Which word means: A neurotransmitter that regulates mood, sleep, and appetite.
Answer: Serotonin
Words like subarachnoid come up in the daily game
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